/*
 * Copyright (c) 2019 Wormpex.com. All Rights Reserved.
 */

package com.sk.volat;

/**
 * @author ke.su date: 2019-11-13 Time: 上午12:09
 */
public class A extends B {
    public  B num = null;
    public  Integer n = null;
    public A(){
        System.out.println("hah");
    }
}
